I'd be happy to help you with installing Hetman Uneraser 6.9 on your Windows system.

To begin, please follow these steps:

1. Go to this webpage: https://www.hetman.com/unteraser/

2. Click on the 'Download' button.

3. Choose the correct version for your operating system (Windows) and click on it.

4. Select the installation file (.exe) or portable version (depending on your preference).

5. Save the file to a location on your computer, such as the desktop.

Now, let's move forward with the registration process:

1. Go back to the webpage: https://www.hetman.com/unteraser/

2. Click on the 'Registration' tab.

3. Fill out the registration form with your details (name, email address, etc.).

4. Enter the serial number provided by Hetman Uneraser (if you don't have it, please contact their support team).

Once you've completed the registration process, you'll receive a confirmation email from Hetman Uneraser.

To install Hetman Uneraser 6.9:

1. Run the installation file (.exe) that you downloaded earlier.

2. Follow the prompts to complete the installation process (accept the license agreement, choose installation location, etc.).

After installation, launch Hetman Uneraser 6.9 from your Start menu or desktop icon.

To activate the software using the serial number:

1. Launch Hetman Uneraser 6.9.

2. Click on the 'Help' menu and select 'Activate Product'.

3. Enter your serial number in the provided field.

4. Click 'OK' to activate the product.

If you encounter any issues during the installation or registration process, feel free to ask for further assistance!

Instal the last version for windows Hetman Uneraser 6.9